US PATENT SUBCLASS 600 / 438
.~.~.~ Used as an indicator of another parameter (e.g., temperature, pressure, viscosity)

Current as of: June, 1999
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600 /   HD   SURGERY

300  DF  DIAGNOSTIC TESTING {38}
407  DF  .~ Detecting nuclear, electromagnetic, or ultrasonic radiation {11}
437  DF  .~.~ Ultrasonic {10}
438.~.~.~ Used as an indicator of another parameter (e.g., temperature, pressure, viscosity)

DEFINITION

Classification: 600/438

Used as an indicator of another parameter (e.g., temperature,

pressure, viscosity):

(under subclass 437) Subject matter wherein the ultrasonic means serves as an intermediate in detecting a physical variable which is nonanatomic in nature.